On Wednesday June 28, gordon@xxxxxxxxxx wrote: > > I've seen a few comments to the effect that some disks have problems when > used in a RAID setup and I'm a bit preplexed as to why this might be.. > > What's the difference between a drive in a RAID set (either s/w or h/w) > and a drive on it's own, assuming the load, etc. is roughly the same in > each setup? > > Is it just "bad feeling" or is there any scientific reasons for it? I don't think that 'disks' have problems being in a raid, but I believe some controllers do (though I don't know whether it is the controller or the driver that is at fault). RAID make concurrent requests much more likely and so is likely to push hard at any locking issues. NeilBrown - To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
